Important Notice

The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

◄Function Groups►                                     ◄Up► ◄Next► ◄Previous►
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GpiRectInRegion     Determines if rectangle is in region
GpiRectVisible      Determines if rectangle is visible
WinCalcFrameRect    Calculates a window rectangle
WinCopyRect         Copies a rectangle
WinEqualRect        Compares two rectangles for equality
WinFillRect         Draws a filled rectangular area
WinInflateRect      Expands a rectangle
WinIntersectRect    Calculates intersection of two source rectangles
WinInvalidateRect   Adds a rectangle to a window's update region
WinInvertRect       Inverts a rectangular area
WinIsRectEmpty      Checks whether a rectangle is empty
WinOffsetRect       Offsets a rectangle
WinPtInRect         Queries whether a point lies within a rectangle
WinQueryUpdateRect  Returns the update rectangle
WinQueryWindowRect  Retrieves a window's coordinates
WinSetRect          Sets rectangle coordinates
WinSetRectEmpty     Sets a rectangle to empty
WinSubtractRect     Subtracts rectangles
WinUnionRect        Calculates a union rectangle
WinValidateRect     Validates a rectangle